Fujitsu D1931 technical manual Serial ATA

			Pin assignment of internal ports
Pin	Signal	Pin	Signal
1	GND	2	Speaker -
3	"Stand by" LED +	4	Key
5	Key	6	GND
7	"Power On" LED +	8	Speaker +
9	"Power On" LED +	10	Reserved
11	"Power On" LED -	12	Reserved
	"Stand by" LED -
	(GND)
13	"Message" LED +	14	Key
15	"Message" LED -	16	Password Skip
17	Key	18	"SCSI" LED Input (low asserted)
19	"HD" LED +	20	"SCSI" LED Input (low asserted)
21	"HD" LED -	22	Recover BIOS
23	GND	24	Key
25	Power-Button (low asserted)	26	GND
27	reserved	28	GND
29	Reset-Button (low asserted)	30	GND

Serial ATA

1

Pin	Signal	Pin	Signal
1	GND	2	Transmit data positive
3	Transmit data negative	4	GND
5	Receive data negative	6	Receive data positive
7	GND	8	Key

A26361-D1931-Z120-1-7419, Edition 1 English - 13